upon
prep.
early 12c., from Old English uppan (prep.) "on, upon, up to, against," from up, adv. + on, prep.; probably influenced by Scandinavian sources such as Old Norse upp a.
adv.
Old English upon; see up, adv. + on, prep..
| 词汇 | upon |
| 词根词缀 | Online Etymology Dictionary upon prep. early 12c., from Old English uppan (prep.) "on, upon, up to, against," from up, adv. + on, prep.; probably influenced by Scandinavian sources such as Old Norse upp a. adv. Old English upon; see up, adv. + on, prep.. |
| 随便看 |
英语词根词缀词典收录了54763条英语词根词缀词条，基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析，是记忆英语词汇的必备工具。